<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="../resources/orientation-event-helpers.js"></script>
<script>
'use strict';

promise_test(async (t) => {
  const helper = new SensorTestHelper(t, 'deviceorientation');
  await helper.grantSensorsPermissions();
  await helper.initializeSensors();

  const value = 1.23456789;
  const orientationData = generateOrientationData(value, value, value, false);
  await helper.setData(orientationData);

  const event = await new Promise(resolve => {
    window.addEventListener('deviceorientation', t.step_func(ev => {
      resolve(ev);
    }, { once: true }));
  });

  assertValueIsCoarsened(event.alpha);
  assertValueIsCoarsened(event.beta);
  assertValueIsCoarsened(event.gamma);
}, 'Tests that deviceorientation values are correctly rounded.');
</script>
